Miyu Misaki is happily married to her husband, living a seemingly perfect life. However, she harbors a dark secret from her past that she can't reveal to him. One day, a coworker of her husband's visits their home and, right before her husband's eyes, a tragedy unfolds. Raped in front of her beloved, her body trembles with pleasure. Thirst grows stronger than guilt. This shocking experience and overwhelming pleasure shake Miyu's mind to its core.